Inventor

Kazutaka Sakaguchi

Inventor

Tokyo, JP

Overview

13→

Patents

2000–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 13 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H02Kprimary

H02KDynamo-electric machines23%

B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general15%

H04MTelephonic communication15%

A61CDentistry10%

B26BHand-held cutting tools not otherwise provided for8%

A45DHairdressing or shaving equipment5%

F16FSprings5%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers5%

F16CShafts3%

F16HGearing3%

PatentTitleYear

10,886,828Vibration actuator and portable device2021 10,855,154Actuator and electric beautifying device2020 10,843,354Actuator and electric beauty device2020 10,715,023Vibratory actuator, wearable terminal, and incoming call notification function device2020 10,715,022Actuator and electric beauty device2020 10,610,894Vibration actuator and portable device2020 10,610,893Vibration actuator and portable device2020 10,610,892Vibration actuator and portable device2020 10,547,234Vibration actuator, wearable terminal, and incoming-call notification function device2020 8,587,162'Actuator and electric toothbrush utilizing same'2013 8,174,345'Vibration generator'2012 D0585843'Actuator'2009 6,088,458'Vibration inhibiting structure in device cover'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000Based in Wako, JP· patent location history

2009–2021Patents assigned to MITSUMI ELECTRIC CO LTD (12)· patent assignee history

2009–2021Based in Tokyo, JP· patent location history

2012–2021Patents assigned to SAKAGUCHI KAZUTAKA (11)· patent assignee history

2012–2021Patents assigned to TAKAHASHI YUKI (11)· patent assignee history

2012–2020Patents assigned to INAMOTO SHIGENORI (7)· patent assignee history

2012Based in Tama, JP· patent location history

2020–2021Patents assigned to KITAMURA YASUTAKA (9)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUMI ELECTRIC CO LTD	12	2009–2021
SAKAGUCHI KAZUTAKAself	11	2012–2021
TAKAHASHI YUKI	11	2012–2021
KITAMURA YASUTAKA	9	2020–2021
INAMOTO SHIGENORI	7	2012–2020

Locations

Location	Patents	Span
Tokyo, JP	11	2009–2021
Tama, JP	1	2012
Wako, JP	1	2000